Answer:
,square root of 15;3;4;square root of 21 ;square root of 24 ;5;6;square root of 40
Step-by-step explanation:
the square roots ain't perfect square so make them decimals to know which one is bigger
Here is your answer
Add 315 gallons of 70% antifreeze to 90 gallons of 25% antifreeze to make a 60% mixture.
Answer:
45 miles.
Step-by-step explanation:
Ok, so it goes 1.75 (1 3/4) miles in 2 minutes and 20 seconds, or 140 seconds. Divide 1.75 miles by 140 and you get 0.0125 miles per second, or 0.75 (3/4) miles per minute. Multiply 0.75 by 60 minutes and you get 45 miles.
<span>f=9/5 c + 32
or expressed in terms of f,
C=(5/9)(F-32)</span>
Answer:
9x^2 - 36x + 36 sq. ft. (the first option).
Step-by-step explanation:
Area of a square of side d = d^2.
So area of this square = (3x - 6)^2
= (3x - 6)(3x - 6)
= 3x(3x - 6) - 6(3x - 6)
= 9x^2 - 18x - 18x + 36
= 9x^2 - 36x + 36 sq ft.